{"_facts":{"companion":"","deep":"","dossier":"","gaia_eb":"","impression":"","period":"","planet":"","rare":"Irregular deep dimming","toi":""},"amplitude":"2.2%","bp_rp":"0.83","cover":"TIC219733554_s0021.png","data_used":"TESS sector 21 (QLP)","date":"2026-10-11","dec":"72.3394","depth":"2.1%","distance_pc":"663 (~2,163 light years)","found_by":"hunt.py (automatic)","gaia_dr3":"1696952818579977600","gaia_gmag":"13.55","gaia_lum":"1.27 x the Sun","gaia_mass":"0.97 x the Sun","gaia_radius":"1.14 x the Sun","gaia_teff":"5,738 K","history":[{"date":"2026-10-11","text":"Found by the automatic search in TESS sector 21"},{"date":"2026-10-11","text":"Rare-find check: Irregular deep dimming"}],"hr":[0.827,4.444],"last_update":"2026-10-11","nearest_variable":"Gaia DR3 1696953127817623808 (E, P = 1.3913 d), 55\" away (same period!)","nearest_variable_id":"Gaia DR3 1696953127817623808","notes":"Rare, already known: Irregular deep dimming (the catalogued variable Gaia DR3 1696953127817623808 (E, 55\" away) has the same period - its light leaks into TESS's big pixels; same period as the known variable Gaia DR3 1696953127817623808).\n\nWARNING: same period as the known variable Gaia DR3 1696953127817623808 55\" away; the signal is probably its light leaking in.\nFound automatically by hunt.py in TESS sector 21 (flagged in 7 sector(s)). Detection score 95.4.\nNot in VSX, ASAS-SN or ZTF variable catalogues at the time of the search; not in Gaia DR3's variable lists.\nUnchecked by hand yet: verify the period, nearby stars and a wider catalogue search.\n\nUpdates:\n2026-10-11  Rare-find check: Irregular deep dimming\n2026-10-11  Found by the automatic search in TESS sector 21","period_days":"1.39143","period_source":"hunt.py on TESS QLP sector 21","ra":"230.144","rare":"Irregular deep dimming","rare_checked":"2026-10-11 16:56","rare_clear":["Microlensing (rogue planet?)","Exocomet-shaped dip","Habitable zone & size","Transit timing (TTV)","Transit duration (TDV)","Changing transit depth","Lopsided transit","Dimming beside the transit","More planets in the system","Self-lensing binary","Type of star"],"rare_device":"GPU: NVIDIA GeForce RTX 4070 (CUDA, CuPy)","rare_flags":[{"id":"boyajian","level":"candidate","name":"Irregular deep dimming","text":"5 deep dips at irregular times, depths from 1.5% to 3.2%. Not periodic and not a young star - like Boyajian's star ('Tabby's star'), one of the strangest stars known."}],"rare_known":true,"rare_known_why":["the catalogued variable Gaia DR3 1696953127817623808 (E, 55\" away) has the same period - its light leaks into TESS's big pixels","same period as the known variable Gaia DR3 1696953127817623808"],"rare_level":"candidate","rare_n":12,"ruwe":"0.99 - fits a single star","score":"95.4","sector":21,"simbad_name":"not in SIMBAD","status":"Rare, already known","tic":"219733554","title":"TIC 219733554","tmag":"13.13","type":"Transit candidate"}